Updated uart comunication for spatz

include/sta/debug/spatz.hpp

@@ -2,6 +2,7 @@
 #define STA_CORE_SPATZ_HPP
 
 #include <sta/mutex.hpp>
+#include <sta/signal.hpp>
 
 #include <sta/config.hpp>
 #ifdef STA_SPATZ_ENABLED
@@ -20,7 +21,7 @@ namespace sta
          * 
          * @param mutex A mutex used to make SPATZ thread-safe.
          */
-        void init(Mutex * mutex);
+        void init(Mutex * mutex, Signal * signal);
         
         /**
          * @brief Request bytes for a specific sensor id via the printable.